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| Mirrors > Home > MPE Home > Th. List > domentr | Structured version Visualization version GIF version | ||
| Description: Transitivity of dominance and equinumerosity. (Contributed by NM, 7-Jun-1998.) |
| Ref | Expression |
|---|---|
| domentr | ⊢ ((𝐴 ≼ 𝐵 ∧ 𝐵 ≈ 𝐶) → 𝐴 ≼ 𝐶) |
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | endom 8916 | . 2 ⊢ (𝐵 ≈ 𝐶 → 𝐵 ≼ 𝐶) | |
| 2 | domtr 8944 | . 2 ⊢ ((𝐴 ≼ 𝐵 ∧ 𝐵 ≼ 𝐶) → 𝐴 ≼ 𝐶) | |
| 3 | 1, 2 | sylan2 593 | 1 ⊢ ((𝐴 ≼ 𝐵 ∧ 𝐵 ≈ 𝐶) → 𝐴 ≼ 𝐶) |
| Colors of variables: wff setvar class |
| Syntax hints: → wi 4 ∧ wa 395 class class class wbr 5098 ≈ cen 8880 ≼ cdom 8881 |
| This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1796 ax-4 1810 ax-5 1911 ax-6 1968 ax-7 2009 ax-8 2115 ax-9 2123 ax-10 2146 ax-11 2162 ax-12 2184 ax-ext 2708 ax-sep 5241 ax-nul 5251 ax-pow 5310 ax-pr 5377 ax-un 7680 |
| This theorem depends on definitions: df-bi 207 df-an 396 df-or 848 df-3an 1088 df-tru 1544 df-fal 1554 df-ex 1781 df-nf 1785 df-sb 2068 df-mo 2539 df-eu 2569 df-clab 2715 df-cleq 2728 df-clel 2811 df-nfc 2885 df-ral 3052 df-rex 3061 df-rab 3400 df-v 3442 df-dif 3904 df-un 3906 df-in 3908 df-ss 3918 df-nul 4286 df-if 4480 df-pw 4556 df-sn 4581 df-pr 4583 df-op 4587 df-uni 4864 df-br 5099 df-opab 5161 df-id 5519 df-xp 5630 df-rel 5631 df-cnv 5632 df-co 5633 df-dm 5634 df-rn 5635 df-res 5636 df-ima 5637 df-fun 6494 df-fn 6495 df-f 6496 df-f1 6497 df-f1o 6499 df-en 8884 df-dom 8885 |
| This theorem is referenced by: domdifsn 8988 xpdom1g 9002 domunsncan 9005 sdomdomtr 9038 domen2 9048 mapdom2 9076 unxpdom2 9160 sucxpdom 9161 xpfir 9168 fodomfiOLD 9230 cardsdomelir 9885 infxpenlem 9923 xpct 9926 infpwfien 9972 inffien 9973 mappwen 10022 iunfictbso 10024 djuxpdom 10096 cdainflem 10098 djuinf 10099 djulepw 10103 ficardun2 10112 unctb 10114 infdjuabs 10115 infunabs 10116 infdju 10117 infdif 10118 infxpdom 10120 pwdjudom 10125 infmap2 10127 fictb 10154 cfslb 10176 fin1a2lem11 10320 fnct 10447 unirnfdomd 10478 iunctb 10485 alephreg 10493 cfpwsdom 10495 gchdomtri 10540 canthp1lem1 10563 pwfseqlem5 10574 pwxpndom 10577 gchdjuidm 10579 gchxpidm 10580 gchpwdom 10581 gchhar 10590 inttsk 10685 inar1 10686 tskcard 10692 znnen 16137 qnnen 16138 rpnnen 16152 rexpen 16153 aleph1irr 16171 cygctb 19821 1stcfb 23389 2ndcredom 23394 2ndcctbss 23399 hauspwdom 23445 tx2ndc 23595 met1stc 24465 met2ndci 24466 re2ndc 24745 opnreen 24776 ovolctb2 25449 ovolfi 25451 uniiccdif 25535 dyadmbl 25557 opnmblALT 25560 vitali 25570 mbfimaopnlem 25612 mbfsup 25621 aannenlem3 26294 dmvlsiga 34286 sigapildsys 34319 omssubadd 34457 carsgclctunlem3 34477 finminlem 36512 phpreu 37801 lindsdom 37811 mblfinlem1 37854 pellexlem4 43070 pellexlem5 43071 pr2dom 43764 tr3dom 43765 nnfoctb 45289 ioonct 45779 subsaliuncl 46598 caragenunicl 46764 eufunclem 49762 aacllem 50042 |
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